I felt the elevator flying in the air.
我觉得这电梯好像在空中飞。
The role of the move is to prevent the cold air into the building of the elevator shaft.
此举的作用也是阻止冷空气进入大厦的电梯井道。
Daily maintenance for Air-conditioner, Generator, Heater, Fire facility, Elevator and so on.
空调、发电机、热水器、消防设施、电梯的日常维护保养。
Daily maintenance for Air-conditioner, Generator, Heater, Fire facility, Elevator and so on.
空调、发电机、热水器、消防设施、电梯的日常维护保养。
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